The process of influencer shortlisting is a key step in influencer marketing and is often facilitated by an influencer marketing platform. The degree of transparency largely depends on the specific platform being used. There are various parameters often considered:

1. Audience Demographics: This includes the influencer’s audience age, gender, geographic location, and interests.

2. Engagement rate: The ratio of likes, comments, and shares vs. follower count. A high engagement rate suggests that the influencer’s audience is active and responsive.

3. Follower count: Size is important, but not always mean quality engagement. Both macro and micro-influencers can be effective depending on the campaign goals.

4. Content Quality: The synergy of content style between the influencer and the brand.

5. Past Performance: The proven track record of the influencer with their previous campaigns.

For instance, Flinque is a platform that provides detailed metrics and profiles for each influencer, inclusive of the above-mentioned parameters, making the shortlisting process easier, more precise, and efficient. Similarly, other platforms also adopt varying degrees of transparency in their processes, with their unique usability, resources, and user interfaces.

It’s critical to understand that the suitability of a platform or approach will depend on your specific campaign objectives and company needs. The right influencer platform will offer transparency and deliver valuable insights tailored to your campaign needs. Always try different platforms like Flinque to understand which ones serve your needs best.